F = imageFan(M,C)
i1 : C = coneFromVData matrix {{2,1,-1,-3},{1,1,1,1},{0,1,-1,0}} o1 = C o1 : Cone
i2 : M = matrix {{1,0,0},{0,1,0}} o2 = | 1 0 0 | | 0 1 0 | 2 3 o2 : Matrix ZZ <-- ZZ
i3 : F = imageFan(M,C) o3 = F o3 : Fan
i4 : rays F o4 = | -3 -1 1 2 | | 1 1 1 1 | 2 4 o4 : Matrix ZZ <-- ZZ
The object imageFan is a method function.